Levels of galectin regulation of cytokines. (A) 1, Cytokine transcription and production; 2, cytokine secretion; 3, cytokine diffusion in the extracellular media; 4, cytokine binding to its receptor and receptor mobility; 5, cytokine/receptor signaling. (B) Detailed examples for levels of galectin regulation of cytokines shown in panel A.